Because the ingredients of canned tuna of Zheng Jing brand are only tuna, water, vegetable oil and edible salt, while canned tuna of Kajing brand contains more monosodium glutamate, from the health point of view, canned tuna of Zheng Jing brand is better.
Canned tuna is a canned product with high protein content, which has a good effect on inhibiting cholesterol and preventing cardiovascular and cerebrovascular diseases.